UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ItqbRg+jAfn4rUsULLVZ82hs10SQwez6Dhiw8DzjAVo=' 
WHERE 
  key_id = 'a819e6c9f875aa06ba080b16627575773ab88d7be21bb9af8ccb3412b0553af3' 
  AND (
    token = 'ItqbRg+jAfn4rUsULLVZ82hs10SQwez6Dhiw8DzjAVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )